Environ Health Perspect August 2017 PMID 28886600

Outdoor Light at Night and Breast Cancer Incidence in the Nurses' Health Study II.

Peter James, Kimberly A Bertrand, Jaime E Hart, Eva S Schernhammer, Rulla M Tamimi, Francine Laden

Download social card

Mentions

104
Peak: 10 in Feb 2024
across 4 sources since Mar 2019

Extended reach

167,489
potential audience

Total likes

100

Video views

4,722

Mentions per month

Mar 2019 – Oct 2025

Where it's discussed

  • News83 articles
  • X / Twitter16 posts
  • Facebook3 posts
  • YouTube2 videos

AI synopsis

What people are saying

Overall, the discussions reflect support and interest, with posts like 'our findings suggest that exposure to residential outdoor light at night may contribute to invasive breast cancer risk.' The tone combines scientific referencing with concerns about health, using words like 'contribute,' 'may,' and 'implications,' which shows engagement and indicates the potential for meaningful societal impact.

AgreementModerate agreement

Most discussions acknowledge the study's findings that outdoor light at night may increase breast cancer risk, showing general support for the research conclusions.

InterestHigh interest

Posts exhibit high interest by emphasizing potential health implications and referencing specific study details that suggest a link between light pollution and health risks.

EngagementModerate engagement

Participants delve into implications and related health concerns, with some discussing broader environmental issues like light pollution and its effects, indicating thoughtful engagement.

ImpactHigh impact

The discussions suggest the research could influence public health policies and raise awareness about light pollution's health effects, highlighting significant potential impact.

Top posts

Most liked on X and Bluesky
⚡️ The Blue Light Diet ⚡️
@BlueLightDiet · X

Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective study, conducted over 22 years of follow-up with time-varying and objective measures of ambient LAN across the contiguous United States, provides evidence that https://t.co/YkbjXqQkSx

Feb 5, 2024 · 28 likes · 9 shares · 32,646 followers View post →
⚡️ The Blue Light Diet ⚡️
@BlueLightDiet · X

This article is based on the Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II which concluded... "our findings suggest that exposure to residential outdoor light at night may contribute to invasive breast cancer risk." https://t.co/7resxoF9YT

Oct 26, 2025 · 3 likes · 2 shares · 32,646 followers View post →
Profe Claudio Nieto
@profeclaudioni1 · X

"nuestros hallazgos sugieren que la exposición a la luz exterior residencial por la noche puede contribuir al riesgo de cáncer de mama invasivo" https://t.co/zetcS0MJwp

Dec 4, 2020 · 2 likes · 14,115 followers View post →
Environmental Health Perspectives
@EHPonline · X

EHP IN THE MEDIA: Beyond diminishing the visibility of celestial bodies for stargazers and astronomers, #lightpollution also has implications for health. https://t.co/krEuuRX2PJ @DailyHampGaz Related EHP article ➡ https://t.co/mNgEw8thgY

Sep 4, 2019 · 2 likes · 10,753 followers View post →
andrew watterson
@aew1aew1 · X

Outdoor Light at Night and Breast Cancer Incidence in the Danish Nurse... https://t.co/LUphiPhBh9

Dec 19, 2020 · 2 likes · 729 followers View post →
⚡️ The Blue Light Diet ⚡️
@BlueLightDiet · X

RT @BlueLightDiet: This article is based on the Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II which con…

Oct 26, 2025 · 2 shares · 32,646 followers View post →

All mentions

⚡️ The Blue Light Diet ⚡️
@BlueLightDiet · X

RT @BlueLightDiet: This article is based on the Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II which con…

Oct 26, 2025 · 2 shares · 32,646 followers View post →
enzekjay2023
@enzekjay2023 · X

RT @BlueLightDiet: This article is based on the Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II which con…

Oct 26, 2025 · 2 shares · 93 followers View post →
⚡️ The Blue Light Diet ⚡️
@BlueLightDiet · X

This article is based on the Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II which concluded... "our findings suggest that exposure to residential outdoor light at night may contribute to invasive breast cancer risk." https://t.co/7resxoF9YT

Oct 26, 2025 · 3 likes · 2 shares · 32,646 followers View post →
Jonathan
@Hair_Artiste · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 785 followers View post →
Joe Brancaleone
@joebranca · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 310 followers View post →
EmirSun #GMT+7forWestMY
@senjinotsanji · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 141 followers View post →
Buckeye089
@buckeye089 · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 1,737 followers View post →
Likepiterathome
@likepiterathome · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 276 followers View post →
Kim ✝️
@TheRealNesbit · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 2,781 followers View post →
⚡️ The Blue Light Diet ⚡️
@BlueLightDiet · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 32,646 followers View post →
Jorge Rocha Flores
@hijodelsol96 · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 51 followers View post →
Shamsite ☪
@mavrck_k · X

RT @BlueLightDiet: Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective st…

Feb 5, 2024 · 9 shares · 220 followers View post →
⚡️ The Blue Light Diet ⚡️
@BlueLightDiet · X

Outdoor Light at Night and Breast Cancer Incidence in the Nurses’ Health Study II..... Conclusion: "This prospective study, conducted over 22 years of follow-up with time-varying and objective measures of ambient LAN across the contiguous United States, provides evidence that https://t.co/YkbjXqQkSx

Feb 5, 2024 · 28 likes · 9 shares · 32,646 followers View post →
andrew watterson
@aew1aew1 · X

Outdoor Light at Night and Breast Cancer Incidence in the Danish Nurse... https://t.co/LUphiPhBh9

Dec 19, 2020 · 2 likes · 729 followers View post →
Profe Claudio Nieto
@profeclaudioni1 · X

"nuestros hallazgos sugieren que la exposición a la luz exterior residencial por la noche puede contribuir al riesgo de cáncer de mama invasivo" https://t.co/zetcS0MJwp

Dec 4, 2020 · 2 likes · 14,115 followers View post →
Environmental Health Perspectives
@EHPonline · X

EHP IN THE MEDIA: Beyond diminishing the visibility of celestial bodies for stargazers and astronomers, #lightpollution also has implications for health. https://t.co/krEuuRX2PJ @DailyHampGaz Related EHP article ➡ https://t.co/mNgEw8thgY

Sep 4, 2019 · 2 likes · 10,753 followers View post →